Timeline of the Estrada Crisis

Oct. 9, 2000: Gov. Luis Singson, a longtime friend of Estrada, says he provided the president with more than $8 million in payoffs from illegal gambling and $2.6 million from tobacco taxes.

Oct. 12: Vice President Gloria Macapagal-Arroyo resigns from Cabinet post as secretary of social welfare, citing allegations against Estrada. She later takes leadership of united opposition.

Oct. 18: Opposition groups file an impeachment complaint against Estrada with House of Representatives. Thousands of protesters demand the president step down.

Nov. 2: Dozens of lawmakers resign from Estrada's ruling party, including the Senate president and House speaker. Estrada's trade secretary and five senior economic advisers also quit.

Dec. 7: Senate impeachment trial begins with tribunal examining a check signed in the name of Jose Velarde, an alias that prosecutors say Estrada used for hidden bank accounts. They say Estrada signed the check with the fake name to buy a mansion for one of his mistresses.

Dec. 11: An aide to Singson testifies she delivered $100,000 in payoffs from an illegal numbers game called jueteng to Estrada's personal secretary.

Dec. 20: Witnesses testify that one of an account in the Philippines' third largest bank held millions of dollars in bribes collected by Estrada. Equitable PCI Bank president George Go resigns.

Dec. 30: Five synchronized bomb attacks kill 22 people and injure more than 120 in Manila, days before the trial is to return from holiday recess. Police accuse Muslim rebels but many fear the bombs may be linked to the trial.